Transformer OLTC Tester TCT-100 is used to measure the transition waveform, transition time, transition resistance and three-phase synchronization of on-load tap changer of power transformers, without the need for disassembling the transformer and suspending switch.

The main features of Transformer OLTC Tester TCT-100 are as follows:

●Able to measure transition waveform, transition time, transition resistance and three-phase synchronization

●Touch screen for operation

●High speed A/D conversion

●100kHz high speed sampling

●Independent voltage source and constant current source

●Able to download test results via USB interface  

●Able to print the test results directly via built-in printer

◇Output current:1A, 0.5A, 0.2A

◇Transition time measurement

●range: 0-320ms

●accuracy: ±0.1% reading ± 0.2ms

◇Transition resistance measurement

●range: 0.3Ω-20Ω @ 1A

              5Ω-40Ω @ 0.5A   

              20Ω-100Ω @ 0.2A

●accuracy: ±5% reading ± 0.1Ω

◇Open circuit voltage: 24V

◇7” large LCD screen for display

◇USB interface for downloading test results

◇Able to save test results on-board

◇Built-in printer for printing test results directly 

◇Power supply: customized(AC220V/230V±10%, 50Hz/60Hz optional) 

◇Dimension: 340x245x210mm(13.39x9.65x8.27 in)

◇Weight: 7kg(15.43 lb)

◇Environmental Conditions

storage temperature: -20℃~60℃

humidity: <90%

operating temperature: -10℃~50℃

◇Safety Qualifications and EMC

Safety: designed in accordance with IEC61010-1

EMC: light industrial IEC 61326

Transformer OLTC Tester TCT-100 is reliable tool for testing on-load tap changer of power transformers.